Yosemite National Park, California
Regional Weather Alerts
| Alert: | Heat Advisory |
| Area(s): | Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; West Side of Fresno and Kings Counties; Caruthers - San Joaquin - Selma; Fresno-Clovis; Buttonwillow - Lost Hills - I5; Delano-Wasco-Shafter; Hanford - Corcoran - Lemoore; Visalia - Porterville - Reedley; Buena Vista; Bakersfield; Southeast San Joaquin Valley; South End San Joaquin Valley; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills |
| Effective: | 2026-07-14 @ 5:47 am -> 2026-07-14 @ 2:00 pm |
| Onset: | 2026-07-14 @ 1:00 pm -> 2026-07-17 @ 1:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Hanford CA on 2026-07-14 @ 5:47 am |
| Headline: | Heat Advisory issued July 14 at 3:47AM PDT until July 16 at 11:00PM PDT by NWS Hanford CA |
| Description: |
* WHAT...High temperatures ranging from 102 to 108 expected. Overnight lows will only drop into the mid to upper 70s. * WHERE...Across the Central and Southern San Joaquin Valley and adjacent lower foothills * WHEN...From 11 AM this morning to 11 PM PDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. |
| Alert: | Beach Hazards Statement |
| Area(s): | San Diego County Coastal Areas; Orange County Coastal |
| Effective: | 2026-07-14 @ 3:57 am -> 2026-07-14 @ 5:00 pm |
| Onset: | 2026-07-14 @ 3:57 am -> 2026-07-15 @ 1:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS San Diego CA on 2026-07-14 @ 3:57 am |
| Headline: | Beach Hazards Statement issued July 14 at 1:57AM PDT until July 14 at 11:00PM PDT by NWS San Diego CA |
| Description: |
* WHAT...Minor coastal flooding due to high astronomical tides of 7 to 7.5 feet and surf to 3 to 5 feet. * WHERE...San Diego County coastal areas and Orange County coastal areas. * WHEN...Through Tuesday evening. * IMPACTS...Areas of flooding from tidal overflow in low lying areas, boardwalks, beach parking lots, and beach adjacent streets. Beach erosion. Highest impacts expected during high tides in the evening. * ADDITIONAL DETAILS...A 2 foot south swell (from 190 degrees) at 13-15 seconds will lead to surf 3-5 feet at south-facing beaches. Elsewhere, surf of 2-4 feet is expected. |
| Alert: | Coastal Flood Advisory |
| Area(s): | Northern Coastal Humboldt |
| Effective: | 2026-07-14 @ 3:55 am -> 2026-07-14 @ 12:00 pm |
| Onset: | 2026-07-15 @ 1:00 am -> 2026-07-15 @ 4:00 am |
| Severity: | Minor |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Eureka CA on 2026-07-14 @ 3:55 am |
| Headline: | Coastal Flood Advisory issued July 14 at 1:55AM PDT until July 15 at 2:00AM PDT by NWS Eureka CA |
| Description: |
* WHAT...High astronomical tides will cause minor flooding in low lying areas around Humboldt Bay. Up to one half foot of saltwater inundation above ground level is possible near shorelines and tidal waterways. Between 8.8 and 9.0 feet MLLW at the North Spit tide gauge is predicted. * WHERE...Northern Coastal Humboldt County. * WHEN...From 11 PM this evening to 2 AM PDT Wednesday. High tide is at 12:15 AM at the Humboldt Bay North Spit tide gauge. Saltwater inundation will be possible 1 to 2 hours before and after high tide. * IMPACTS...Flooding of low lying areas around Humboldt Bay including parks and roads with only isolated closures expected. Flooding will likely impact Jackson Ranch Road in the Arcata Bottoms and several roads in King Salmon. |
| Alert: | Beach Hazards Statement |
| Area(s): | San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches; Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches |
| Effective: | 2026-07-14 @ 3:53 am -> 2026-07-14 @ 6:00 pm |
| Onset: | 2026-07-14 @ 3:53 am -> 2026-07-16 @ 1:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Los Angeles/Oxnard CA on 2026-07-14 @ 3:53 am |
| Headline: | Beach Hazards Statement issued July 14 at 1:53AM PDT until July 15 at 11:00PM PDT by NWS Los Angeles/Oxnard CA |
| Description: |
* WHAT...Dangerous rip currents and breaking waves with elevated surf expected. Minor coastal flooding possible. * WHERE...San Luis Obispo County Beaches, Santa Barbara County Central Coast Beaches, Santa Barbara County Southwestern Coast, Santa Barbara County Southeastern Coast, Ventura County Beaches, Malibu Coast and Los Angeles County Beaches. * WHEN...Through Wednesday evening. * IMPACTS...There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore. * ADDITIONAL DETAILS...Southerly swell combined with abnormally high tides of 7.0 to 7.6 feet will bring the potential for minor coastal flooding in low-lying areas in the evening. |
| Alert: | Red Flag Warning |
| Area(s): | Northeastern Interior Humboldt and Southwestern Siskiyou Including Orleans; Northwestern Trinity Including Salyer and Big Bar; Northeastern Trinity Including Trinity Lake; Eastern Trinity Including Weaverville and Hayfork; Southern Trinity Including Ruth Lake and the Yolla Bollys |
| Effective: | 2026-07-14 @ 2:52 am -> 2026-07-14 @ 12:00 pm |
| Onset: | 2026-07-14 @ 3:00 pm -> 2026-07-15 @ 4:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Eureka CA on 2026-07-14 @ 2:52 am |
| Headline: | Red Flag Warning issued July 14 at 12:52AM PDT until July 15 at 2:00AM PDT by NWS Eureka CA |
| Description: |
* AFFECTED AREA...Trinity County, Northeastern Humboldt County, and southwestern Siskiyou County. * THUNDERSTORMS...Isolated to scattered dry thunderstorms Tuesday afternoon and evening. Activity may continue overnight into early Wednesday morning. * OUTFLOW WINDS...Gusty and erratic outflow winds likely with any thunderstorms. Winds may gust to 50 mph or higher with the strongest cells. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. |
| Alert: | Extreme Heat Warning |
| Area(s): | San Bernardino and Riverside County Valleys-The Inland Empire; San Diego County Inland Valleys; San Bernardino County Mountains; Riverside County Mountains; Santa Ana Mountains and Foothills; San Diego County Mountains; San Gorgonio Pass Near Banning; Orange County Inland |
| Effective: | 2026-07-14 @ 2:15 am -> 2026-07-14 @ 5:30 pm |
| Onset: | 2026-07-15 @ 12:00 pm -> 2026-07-16 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS San Diego CA on 2026-07-14 @ 2:15 am |
| Headline: | Extreme Heat Warning issued July 14 at 12:15AM PDT until July 16 at 8:00PM PDT by NWS San Diego CA |
| Description: |
* WHAT...Hot and humid conditions with elevated overnight temperatures. High temperatures in the 90s for inland Orange County and in the mountains below 6000 feet, in the mid 90s to 104 in the San Diego County valleys, and in the upper 90s to 108 for the Inland Empire expected. * WHERE...Orange County Inland Areas, Riverside County Mountains, San Bernardino County Mountains, San Bernardino and Riverside County Valleys-The Inland Empire, San Diego County Mountains, San Diego County Valleys, San Gorgonio Pass near Banning, and Santa Ana Mountains and Foothills. * WHEN...From 10 AM Wednesday to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. |
| Alert: | Extreme Heat Warning |
| Area(s): | San Diego County Deserts |
| Effective: | 2026-07-14 @ 2:15 am -> 2026-07-14 @ 5:30 pm |
| Onset: | 2026-07-14 @ 12:00 pm -> 2026-07-16 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS San Diego CA on 2026-07-14 @ 2:15 am |
| Headline: | Extreme Heat Warning issued July 14 at 12:15AM PDT until July 16 at 8:00PM PDT by NWS San Diego CA |
| Description: |
* WHAT...Dangerously hot conditions with temperatures up to 115 expected. * WHERE...San Diego County Deserts. * WHEN...From 10 AM this morning to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. |
| Alert: | Extreme Heat Warning |
| Area(s): | Coachella Valley |
| Effective: | 2026-07-14 @ 2:15 am -> 2026-07-14 @ 5:30 pm |
| Onset: | 2026-07-14 @ 12:00 pm -> 2026-07-16 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS San Diego CA on 2026-07-14 @ 2:15 am |
| Headline: | Extreme Heat Warning issued July 14 at 12:15AM PDT until July 16 at 8:00PM PDT by NWS San Diego CA |
| Description: |
* WHAT...Dangerously hot conditions with high temperatures up to 113 expected. * WHERE...Coachella Valley. * WHEN...From 10 AM this morning to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. |
| Alert: | Heat Advisory |
| Area(s): | San Diego County Coastal Areas; Orange County Coastal |
| Effective: | 2026-07-14 @ 2:15 am -> 2026-07-14 @ 5:30 pm |
| Onset: | 2026-07-15 @ 12:00 pm -> 2026-07-16 @ 10:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS San Diego CA on 2026-07-14 @ 2:15 am |
| Headline: | Heat Advisory issued July 14 at 12:15AM PDT until July 16 at 8:00PM PDT by NWS San Diego CA |
| Description: |
* WHAT...Warm and humid conditions with elevated overnight temperatures. High temperatures in the mid 70s to near 80 at the beaches to near 90 further inland expected. * WHERE...Orange County Coastal Areas and San Diego County Coastal Areas. * WHEN...From 10 AM Wednesday to 8 PM PDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses. |
| Alert: | Coastal Flood Advisory |
| Area(s): | San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline |
| Effective: | 2026-07-14 @ 1:50 am -> 2026-07-15 @ 6:00 am |
| Onset: | 2026-07-14 @ 1:50 am -> 2026-07-16 @ 6:00 am |
| Severity: | Minor |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS San Francisco CA on 2026-07-14 @ 1:50 am |
| Headline: | Coastal Flood Advisory issued July 13 at 11:50PM PDT until July 16 at 4:00AM PDT by NWS San Francisco CA |
| Description: |
* WHAT...Up to 1.8 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Bayshore locations along the San Francisco and San Pablo Bays. * WHEN...Until 4 AM PDT Thursday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be 1.8 ft above normal (7.6 ft MLLW) at 11:55 PM 7/14, 1.5 ft above normal (7.3 ft MLLW) at 12:48 AM 7/16. These predictions include both astronomical tides and roughly 3-6 inches of additional water mainly from a combination of thermal expansion and accumulated sea level rise since the tidal datum was established (1983-2001). High tide varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively. |
| Alert: | Coastal Flood Advisory |
| Area(s): | Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast |
| Effective: | 2026-07-14 @ 1:50 am -> 2026-07-15 @ 6:00 am |
| Onset: | 2026-07-14 @ 1:50 am -> 2026-07-15 @ 6:00 am |
| Severity: | Minor |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS San Francisco CA on 2026-07-14 @ 1:50 am |
| Headline: | Coastal Flood Advisory issued July 13 at 11:50PM PDT until July 15 at 4:00AM PDT by NWS San Francisco CA |
| Description: |
* WHAT...Up to 1.8 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Pacific Coast including Monterey Bay. * WHEN...Until 4 AM PDT Wednesday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be 1.8 ft above normal (7.6 ft MLLW) at 11:55 PM 7/14. This prediction includes both astronomical tides and roughly 3-6 inches of additional water mainly from a combination of thermal expansion and accumulated sea level rise since the tidal datum was established (1983-2001). High tide varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively. |
| Alert: | Extreme Heat Warning |
| Area(s): | Parker Valley; Yuma; Imperial County Southwest; Salton Sea; Imperial County Southeast; Imperial County West; Imperial Valley; Palo Verde Valley; Chuckwalla Valley |
| Effective: | 2026-07-14 @ 1:48 am -> 2026-07-14 @ 5:00 pm |
| Onset: | 2026-07-14 @ 12:00 pm -> 2026-07-16 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Phoenix AZ on 2026-07-14 @ 1:48 am |
| Headline: | Extreme Heat Warning issued July 13 at 11:48PM MST until July 16 at 8:00PM MST by NWS Phoenix AZ |
| Description: |
* WHAT...Dangerously hot and humid conditions. Afternoon temperatures 106 to 116 expected. Overnight temperatures 85 to 91. Moderate to Major Heat Risk. * WHERE...In Arizona, Parker Valley and Yuma. In California, Chuckwalla Valley, Imperial County Southeast, Imperial County Southwest, Imperial County West, Imperial Valley, Palo Verde Valley, and Salton Sea. * WHEN...From 10 AM MST /10 AM PDT/ Tuesday to 8 PM MST /8 PM PDT/ Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. |
| Alert: | Heat Advisory |
| Area(s): | Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest |
| Effective: | 2026-07-13 @ 10:43 pm -> 2026-07-14 @ 12:00 pm |
| Onset: | 2026-07-15 @ 12:00 pm -> 2026-07-16 @ 12:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS San Francisco CA on 2026-07-13 @ 10:43 pm |
| Headline: | Heat Advisory issued July 13 at 8:43PM PDT until July 15 at 10:00PM PDT by NWS San Francisco CA |
| Description: |
* WHAT...High temperatures in the upper 90s to low 100s Tuesday and Wednesday with limited overnight cooling. * WHERE...Interior Monterey County and the Santa Lucia Range, and Southern Salinas Valley/Arroyo Seco and Lake San Antonio. * WHEN...For the first Heat Advisory, from 10 AM to 10 PM PDT Tuesday. For the second Heat Advisory, from 10 AM to 10 PM PDT Wednesday. * IMPACTS...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. Impacts possible in some health systems and in heat-sensitive industries. * ADDITIONAL DETAILS...Widespread Moderate HeatRisk is forecast across interior Monterey County Tuesday and Wednesday. Limited overnight cooling is expected, particularly in the Santa Lucia Range, with low temperatures in the mid 60s to 70s expected. |
| Alert: | Heat Advisory |
| Area(s): | Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest |
| Effective: | 2026-07-13 @ 10:43 pm -> 2026-07-14 @ 12:00 pm |
| Onset: | 2026-07-14 @ 12:00 pm -> 2026-07-15 @ 12:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS San Francisco CA on 2026-07-13 @ 10:43 pm |
| Headline: | Heat Advisory issued July 13 at 8:43PM PDT until July 14 at 10:00PM PDT by NWS San Francisco CA |
| Description: |
* WHAT...High temperatures in the upper 90s to low 100s Tuesday and Wednesday with limited overnight cooling. * WHERE...Interior Monterey County and the Santa Lucia Range, and Southern Salinas Valley/Arroyo Seco and Lake San Antonio. * WHEN...For the first Heat Advisory, from 10 AM to 10 PM PDT Tuesday. For the second Heat Advisory, from 10 AM to 10 PM PDT Wednesday. * IMPACTS...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. Impacts possible in some health systems and in heat-sensitive industries. * ADDITIONAL DETAILS...Widespread Moderate HeatRisk is forecast across interior Monterey County Tuesday and Wednesday. Limited overnight cooling is expected, particularly in the Santa Lucia Range, with low temperatures in the mid 60s to 70s expected. |
| Alert: | Heat Advisory |
| Area(s): | Sonoma Coastal Range; North Bay Interior Mountains; North Bay Interior Valleys; East Bay Interior Valleys; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Northern Salinas Valley/Hollister Valley and Carmel Valley |
| Effective: | 2026-07-13 @ 10:43 pm -> 2026-07-14 @ 12:00 pm |
| Onset: | 2026-07-14 @ 12:00 pm -> 2026-07-15 @ 12:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS San Francisco CA on 2026-07-13 @ 10:43 pm |
| Headline: | Heat Advisory issued July 13 at 8:43PM PDT until July 14 at 10:00PM PDT by NWS San Francisco CA |
| Description: |
* WHAT...Widespread high temperatures in the 90s with hotspots reaching the low 100s. * WHERE...North Bay Interior Mountains and Valleys, The Santa Clara Valley and Eastern Hills, The East Bay Hills and Valleys, and Northern Salinas Valley/Hollister Valley and Carmel Valley. * WHEN...From 10 AM to 10 PM PDT Tuesday. * IMPACTS...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. Impacts possible in some health systems and in heat-sensitive industries. * ADDITIONAL DETAILS...Widespread Moderate HeatRisk in the upper 90s with favored hotspots reaching the low 100s on Tuesday. Limited overnight recovery is expected with overnight lows only dropping into the low to mid 60s. Higher elevations may only see overnight lows drop into the upper 60s to mid 70s. |
| Alert: | Heat Advisory |
| Area(s): | Santa Clarita Valley; Los Angeles County Inland Coast including Downtown Los Angeles; Western San Fernando Valley; Eastern San Fernando Valley; Santa Susana Mountains; Los Angeles County San Gabriel Valley |
| Effective: | 2026-07-13 @ 10:40 pm -> 2026-07-14 @ 2:15 pm |
| Onset: | 2026-07-13 @ 10:40 pm -> 2026-07-14 @ 12:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Los Angeles/Oxnard CA on 2026-07-13 @ 10:40 pm |
| Headline: | Heat Advisory issued July 13 at 8:40PM PDT until July 14 at 10:00AM PDT by NWS Los Angeles/Oxnard CA |
| Description: |
* WHAT...Temperatures of 90 to 110 degrees, hottest on Wednesday and over interior areas. * WHERE...Eastern San Fernando Valley, Los Angeles County Inland Coast including Downtown Los Angeles, Los Angeles County San Gabriel Valley, Santa Clarita Valley, Santa Susana Mountains, and Western San Fernando Valley. * WHEN...For the Heat Advisory, until 10 AM PDT Tuesday. For the Extreme Heat Warning, from 10 AM Tuesday to 8 PM PDT Thursday. * IMPACTS...There is a high risk for dangerous heat illness for anyone, especially for the very young, the very old, those without air conditioning, and those active outdoors. * ADDITIONAL DETAILS...Humid conditions will add to the heat to potentially worsen heat impacts. Effects of the heat will build through the week, with warm overnight low temperatures providing little relief from the heat. |
| Alert: | Extreme Heat Warning |
| Area(s): | Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range; Lake Casitas; Ojai Valley; Central Ventura County Valleys; Western Santa Monica Mountains Recreational Area; Eastern Santa Monica Mountains Recreational Area; Calabasas and Agoura Hills; Southeastern Ventura County Valleys; Western Antelope Valley Foothills; Eastern Antelope Valley Foothills; Antelope Valley |
| Effective: | 2026-07-13 @ 10:40 pm -> 2026-07-14 @ 2:15 pm |
| Onset: | 2026-07-14 @ 12:00 pm -> 2026-07-16 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Los Angeles/Oxnard CA on 2026-07-13 @ 10:40 pm |
| Headline: | Extreme Heat Warning issued July 13 at 8:40PM PDT until July 16 at 8:00PM PDT by NWS Los Angeles/Oxnard CA |
| Description: |
* WHAT...Temperatures of 90 to 110 degrees, hottest on Wednesday and over interior areas. * WHERE...A portion of southwest California. * WHEN...From 10 AM Tuesday to 8 PM PDT Thursday. * IMPACTS...There is a high risk for dangerous heat illness for anyone, especially for the very young, the very old, those without air conditioning, and those active outdoors. * ADDITIONAL DETAILS...Humid conditions will add to the heat to potentially worsen heat impacts. Effects of the heat will build through the week, with warm overnight low temperatures providing little relief from the heat. |
| Alert: | Extreme Heat Warning |
| Area(s): | Santa Clarita Valley; Los Angeles County Inland Coast including Downtown Los Angeles; Western San Fernando Valley; Eastern San Fernando Valley; Santa Susana Mountains; Los Angeles County San Gabriel Valley |
| Effective: | 2026-07-13 @ 10:40 pm -> 2026-07-14 @ 2:15 pm |
| Onset: | 2026-07-14 @ 12:00 pm -> 2026-07-16 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Los Angeles/Oxnard CA on 2026-07-13 @ 10:40 pm |
| Headline: | Extreme Heat Warning issued July 13 at 8:40PM PDT until July 16 at 8:00PM PDT by NWS Los Angeles/Oxnard CA |
| Description: |
* WHAT...Temperatures of 90 to 110 degrees, hottest on Wednesday and over interior areas. * WHERE...Eastern San Fernando Valley, Los Angeles County Inland Coast including Downtown Los Angeles, Los Angeles County San Gabriel Valley, Santa Clarita Valley, Santa Susana Mountains, and Western San Fernando Valley. * WHEN...For the Heat Advisory, until 10 AM PDT Tuesday. For the Extreme Heat Warning, from 10 AM Tuesday to 8 PM PDT Thursday. * IMPACTS...There is a high risk for dangerous heat illness for anyone, especially for the very young, the very old, those without air conditioning, and those active outdoors. * ADDITIONAL DETAILS...Humid conditions will add to the heat to potentially worsen heat impacts. Effects of the heat will build through the week, with warm overnight low temperatures providing little relief from the heat. |
| Alert: | Heat Advisory |
| Area(s): | Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains; Southern Ventura County Mountains; Northern Ventura County Mountains |
| Effective: | 2026-07-13 @ 10:40 pm -> 2026-07-14 @ 2:15 pm |
| Onset: | 2026-07-13 @ 10:40 pm -> 2026-07-16 @ 10:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Los Angeles/Oxnard CA on 2026-07-13 @ 10:40 pm |
| Headline: | Heat Advisory issued July 13 at 8:40PM PDT until July 16 at 8:00PM PDT by NWS Los Angeles/Oxnard CA |
| Description: |
* WHAT...Temperatures up to 83 expected. * WHERE...Northern Ventura County Mountains, San Luis Obispo County Interior Valleys, San Luis Obispo County Mountains, Southern Salinas Valley, and Southern Ventura County Mountains. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...There is a high risk for heat illness for sensitive populations including the very young, the very old, those without air conditioning, and those active outdoors. |
| Alert: | Heat Advisory |
| Area(s): | Catalina and Santa Barbara Islands; San Luis Obispo County Inland Central Coast; Santa Lucia Mountains; Santa Barbara County Inland Central Coast; Santa Ynez Valley; Ventura County Beaches; Ventura County Inland Coast; Malibu Coast; Los Angeles County Beaches; Palos Verdes Hills; San Miguel and Santa Rosa Islands; Santa Cruz and Anacapa Islands |
| Effective: | 2026-07-13 @ 10:40 pm -> 2026-07-14 @ 2:15 pm |
| Onset: | 2026-07-14 @ 12:00 pm -> 2026-07-16 @ 10:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Los Angeles/Oxnard CA on 2026-07-13 @ 10:40 pm |
| Headline: | Heat Advisory issued July 13 at 8:40PM PDT until July 16 at 8:00PM PDT by NWS Los Angeles/Oxnard CA |
| Description: |
* WHAT...Temperatures up to 96 expected. * WHERE...A portion of southwest California. * WHEN...From 10 AM Tuesday to 8 PM PDT Thursday. * IMPACTS...There is a high risk for heat illness for sensitive populations including the very young, the very old, those without air conditioning, and those active outdoors. |
| Alert: | Extreme Heat Warning |
| Area(s): | Cuyama Valley; Santa Barbara County Interior Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor; Eastern San Gabriel Mountains |
| Effective: | 2026-07-13 @ 10:40 pm -> 2026-07-14 @ 2:15 pm |
| Onset: | 2026-07-14 @ 12:00 pm -> 2026-07-16 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Los Angeles/Oxnard CA on 2026-07-13 @ 10:40 pm |
| Headline: | Extreme Heat Warning issued July 13 at 8:40PM PDT until July 16 at 8:00PM PDT by NWS Los Angeles/Oxnard CA |
| Description: |
* WHAT...Temperatures of 90 to 110 degrees, hottest on Wednesday and over interior areas. * WHERE...Cuyama Valley, Eastern San Gabriel Mountains, Interstate 5 Corridor, Santa Barbara County Interior Mountains, and Western San Gabriel Mountains and Highway 14 Corridor. * WHEN...For the Heat Advisory, until 10 AM PDT Tuesday. For the Extreme Heat Warning, from 10 AM Tuesday to 8 PM PDT Thursday. * IMPACTS...There is a high risk for dangerous heat illness for anyone, especially for the very young, the very old, those without air conditioning, and those active outdoors. * ADDITIONAL DETAILS...Humid conditions will add to the heat to potentially worsen heat impacts. Effects of the heat will build through the week, with warm overnight low temperatures providing little relief from the heat. |
| Alert: | Heat Advisory |
| Area(s): | Cuyama Valley; Santa Barbara County Interior Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor; Eastern San Gabriel Mountains |
| Effective: | 2026-07-13 @ 10:40 pm -> 2026-07-14 @ 2:15 pm |
| Onset: | 2026-07-13 @ 10:40 pm -> 2026-07-14 @ 12:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Los Angeles/Oxnard CA on 2026-07-13 @ 10:40 pm |
| Headline: | Heat Advisory issued July 13 at 8:40PM PDT until July 14 at 10:00AM PDT by NWS Los Angeles/Oxnard CA |
| Description: |
* WHAT...Temperatures of 90 to 110 degrees, hottest on Wednesday and over interior areas. * WHERE...Cuyama Valley, Eastern San Gabriel Mountains, Interstate 5 Corridor, Santa Barbara County Interior Mountains, and Western San Gabriel Mountains and Highway 14 Corridor. * WHEN...For the Heat Advisory, until 10 AM PDT Tuesday. For the Extreme Heat Warning, from 10 AM Tuesday to 8 PM PDT Thursday. * IMPACTS...There is a high risk for dangerous heat illness for anyone, especially for the very young, the very old, those without air conditioning, and those active outdoors. * ADDITIONAL DETAILS...Humid conditions will add to the heat to potentially worsen heat impacts. Effects of the heat will build through the week, with warm overnight low temperatures providing little relief from the heat. |
| Alert: | Fire Weather Watch |
| Area(s): | Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range; Santa Barbara County Interior Mountains; Southern Ventura County Mountains; Northern Ventura County Mountains; Interstate 5 Corridor |
| Effective: | 2026-07-13 @ 3:13 pm -> 2026-07-16 @ 11:00 am |
| Onset: | 2026-07-15 @ 5:00 pm -> 2026-07-16 @ 11:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Los Angeles/Oxnard CA on 2026-07-13 @ 3:13 pm |
| Headline: | Fire Weather Watch issued July 13 at 1:13PM PDT until July 16 at 9:00AM PDT by NWS Los Angeles/Oxnard CA |
| Description: |
...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING FOR STRONG NORTHWEST TO NORTH WINDS ALONG WITH LOW RELATIVE HUMIDITY AND HOT TEMPERATURES FOR THE MOUNTAINS AND SOUTH COAST OF SANTA BARBARA COUNTY AS WELL AS THE VENTURA COUNTY MOUNTAINS AND INTERSTATE 5 CORRIDOR... .Strong northwest to north winds, hot temperatures, and low relative humidity will produce the potential for critical fire- weather conditions late Wednesday through early Thursday. The National Weather Service in Los Angeles/Oxnard has issued a Fire Weather Watch for strong northwest to north winds along with low relative humidity and hot temperatures, which is in effect from Wednesday afternoon through Thursday morning. * WINDS...Northwest to north winds 20 to 30 mph with gusts of 45 to 55 mph, strongest in Sundowner wind prone areas of southern Santa Barbara County. * RELATIVE HUMIDITY...10 to 25 percent. * IMPACTS...If fire ignition occurs, conditions are favorable for extreme fire behavior, rapid fire growth, and long range spotting, which could threaten life and property. The hot air mass will also contribute to the potential for significant vertical plume growth. |